#17276F#17276F

#17276F is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.1% C 0.126 H 268.3°. Best body text is #FFFFFF at 13.49:1 contrast (WCAG AA passes).

Color values

HEX	#17276F
RGB	rgb(23, 39, 111)
HSL	hsl(229, 66%, 26%)
HSV	hsv(229, 79%, 44%)
CMYK	cmyk(79.3%, 64.9%, 0%, 56.5%)
CIE-LAB	lab(19.14, 21.67, -43.53)
CIE-LCH	lch(19.14, 48.63, 296.46°)
OKLab	oklab(31.13% -0.0038 -0.1258)
OKLCH	oklch(31.13% 0.126 268.3)
XYZ	xyz(3.9471, 2.7805, 15.3645)
Luminance	0.0278 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17276F #6F5F17

analogous

#17536F #17276F #33176F

triadic

#17276F #6F1727 #276F17

tetradic

#17276F #6F1753 #6F5F17 #176F33

square

#17276F #6F1753 #6F5F17 #176F33

split-complementary

#17276F #6F3317 #536F17

monochromatic

#050919 #0C153C #17276F #2239A2 #2D4BD3

Accessibility & contrast

On white

13.49

#17276F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#17276F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17276F

13.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17276F	#FFFFFF	#000000	##FFFFFF
##17276F	1.00	13.49	1.56	13.49
#FFFFFF	13.49	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003371

Deuteranopia (green-blind)

#002A6E

Tritanopia (blue-blind)

#003A47

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #17276f;
/* rgb */ color: rgb(23, 39, 111);
/* oklch */ color: oklch(31.1% 0.126 268.3);

Tailwind

colors: {
  custom: {
    50: '#636099',
    500: '#17276f',
    950: '#000000',
  },
}

SCSS

$custom: #17276f;
$custom-light: #636099;
$custom-dark: #000000;

JSON

{
  "hex": "#17276f",
  "rgb": {
    "r": 23,
    "g": 39,
    "b": 111
  },
  "hsl": {
    "h": 229.091,
    "s": 65.672,
    "l": 26.275
  },
  "oklch": {
    "l": 0.31134,
    "c": 0.12588,
    "h": 268.3
  },
  "luminance": 0.02781
}

Semantic roles & 50–950 ramp

primary

#17276F

secondary

#A5923D

accent

#CA3FE9

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06050E

muted

#7A797E

Preview Lab

Preview with #17276F

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →